Technical Project Management (Network)

Salary
£55,270 - £61,000
Location
London, United Kingdom
Type
Permanent
Workplace
Hybrid
Published
Feb 12, 2026
Ref
168541
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Technical Project Manager – WAN & PSTN Readiness
London – Hybrid (2 days a week on-site -essential)
Salary: £61,000
12- month FTC

Are you an experienced Technical Project Manager with a strong background in infrastructure delivery, WAN migrations, and PSTN readiness?
Gravitas is seeking a proactive, detail-driven professional to join a local NPO on its technology transformation project across its enterprise environment and critical infrastructure.
As a Technical Project Manager, you will deliver a range of infrastructure and enterprise service projects from initiation through to completion. This includes large-scale network readiness work, PSTN switch-off preparation, and cross-functional technology change programmes.

You’ll work closely with technical teams, product owners, and senior stakeholders to ensure projects are delivered on time, within scope, and to the highest quality standards.

 Essential Experience
  • Proven experience delivering WAN transformation projects (e.g., SD‑WAN deployments, network segmentation, or carrier migrations).
  • Strong knowledge of PSTN switch-off readiness, including telephony migration, SIP adoption, number porting, or unified communications.
  • Demonstrable success managing medium to large-scale infrastructure projects.
  • Skilled in Agile methodologies with the ability to manage multiple projects simultaneously.
  • Strong understanding of systems architecture and the ability to translate technical concepts to non-technical audiences.
  • Excellent communication, influencing, and stakeholder management skills.

What You’ll Get:
  • Salary: £55,000 to £61,000 DOE
  • Excellent pension plan (up to 6% double contribution)
  • 28 days Annual Leave rising to 31 days with length of service + Bank Holidays
  • Westfield Health Cash Plan
  • Non-contributory life assurance
  • Up to 21 hours, volunteering paid days.
  • Lifestyle benefits
  • Employee Assistance Program

Please note that sponsorship is not available for this position

To avoid disappointment and learn more, please apply with an up-to-date CV.
 

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